astm a500 grade a mechanical properties
6 -150 mm
0.5 - 10 mm
Standard: JIS G3445, ASTM A519, DIN 2391, EN 10305-1, EN 10297 etc.
ASTM A500 GR.A/GR.B/GR.C/GR.D
ASTM A519 MT1010/MT1015/MT1020/MT1030/MT1035/MT1040/MT1045/MT1050/MT4130/MT4140
DIN 2391-1 ST30SI/ST30A1/ST35/ST45/ST52,etc
Process: Cold Drawn, Cold Rolled, Hot rolled+Cold Drawn.
Surface: Black painted,oil coated, Smooth, Bright,etc.
The pipes are widely used for the auto/motorcycle/agricultural machine/railway project/low-high pressure boiler tubes/bearing tubes/ships manufacturing industries/oil and other high standards & demand processing & manufacturing industries.
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6. Our products EXPORT to Africa, Oceania, mid east, eastern Asia, Western Europe etc.
No heat treatment after the final colddrawing.
After the final heat treatment,there is a suitable drawing pass.
Stress relieved after cold draw(rolled)
After the final cold drawing,there is a stress relief heat treatment in a controlled atmosphere.
After the final cold drawing,the tubes are annealed in a controlled atmosphere.
After the final cold drawing,in a controlled atmosphere.
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